(19)
(11) EP 3 134 559 A1

(12)

(43) Date of publication:
01.03.2017 Bulletin 2017/09

(21) Application number: 15783875.6

(22) Date of filing: 15.04.2015
(51) International Patent Classification (IPC): 
C23C 2/02(2006.01)
C23G 1/36(2006.01)
C23G 1/08(2006.01)
C01B 25/18(2006.01)
(86) International application number:
PCT/IL2015/050405
(87) International publication number:
WO 2015/162604 (29.10.2015 Gazette 2015/43)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
MA

(30) Priority: 22.04.2014 US 201461982384 P

(71) Applicant: Green Future Ltd.
7630550 Rehovot (IL)

(72) Inventors:
  • SCHAPIRO, Reuben
    7630550 Rehovot (IL)
  • BOIKO, Vladimir
    83054 Kiryat Malachi (IL)
  • SHAPIRO, Lev
    84473 Beer Sheva (IL)

(74) Representative: Graf von Stosch, Andreas et al
Graf von Stosch Patentanwaltsgesellschaft mbH Prinzregentenstraße 22
80538 München
80538 München (DE)

   


(54) METHOD AND FORMULATIONS FOR REMOVING RUST AND SCALE FROM STEEL AND FOR REGENERATING PICKLING LIQUOR IN HOT-DIP GALVANIZATION PROCESS